Testing device for flashover along surface of insulating paperboard

• Main Authors: GUO LU, WEN DINGYUN, WU YUSHUO, LIU KANG, TAO BO, WANG FENG, ZHANG GUANGDONG, BAO YANYAN, CHEN BODONG
• Format: Patent
• Language: Chinese; English
• Published: 05.12.2023
• Subjects: MEASURING; MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES; PHYSICS; TESTING

The invention discloses an insulating cardboard surface flashover test device, which comprises an oil tank, side walls of two ends of the oil tank are provided with through holes; the insulating paperboard bracket is arranged in the oil tank and is used for fixing the insulating paperboard; the two electrode supports are arranged in the oil tank and located on the two sides of the insulating paperboard support respectively. The two electrodes are arranged on the two electrode supports respectively, each electrode comprises at least two first grading rings and a supporting rod, through holes matched with the supporting rods are formed in the middles of the first grading rings, and the first grading rings are arranged on the supporting rods in a sleeving mode and fixed to the designated positions of the supporting rods; one end of each of the two side lead assemblies is electrically connected with one electrode, and the other end of each of the two side lead assemblies penetrates through one through hole to ext